Base | Representation |
---|---|
bin | 1001000111001101110… |
… | …00110100100101000100 |
3 | 1002221012021011002200101 |
4 | 10203212320310211010 |
5 | 20112222443103140 |
6 | 355501421453444 |
7 | 31423122066112 |
oct | 4434670644504 |
9 | 1087167132611 |
10 | 313111300420 |
11 | 110876191376 |
12 | 50824411284 |
13 | 236ac29c839 |
14 | 112245a0ab2 |
15 | 822879899a |
hex | 48e6e34944 |
313111300420 has 24 divisors (see below), whose sum is σ = 658418733504. Its totient is φ = 125075948256.
The previous prime is 313111300373. The next prime is 313111300429. The reversal of 313111300420 is 24003111313.
It is not an unprimeable number, because it can be changed into a prime (313111300429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10520514 + ... + 10550233.
It is an arithmetic number, because the mean of its divisors is an integer number (27434113896).
Almost surely, 2313111300420 is an apocalyptic number.
It is an amenable number.
313111300420 is an abundant number, since it is smaller than the sum of its proper divisors (345307433084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313111300420 is a wasteful number, since it uses less digits than its factorization.
313111300420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21071499 (or 21071497 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 313111300420 its reverse (24003111313), we get a palindrome (337114411733).
The spelling of 313111300420 in words is "three hundred thirteen billion, one hundred eleven million, three hundred thousand, four hundred twenty".
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